Displacement Current Calculator

The Displacement Current Calculator will calculate the:

  1. The displacement current between the capacitor plates as a function of time
Displacement Current Calculator
Displacement Current Calculator Results (detailed calculations and formula below)
The displacement current between the capacitor plates as a function of time is A [Ampere]
Displacement current as a function of time calculation
id(t) = ε0 × A × dE(t)/dt
id(t) = × × /
id(t) = × ×
id(t) =
Displacement Current Calculator Input Values
Electric field change in the capacitor plates (dE) V/m [Volt per metre]
Area of capacitor plate (A) m2 [square metre]
Electric permittivity of free space (ε0) C2/N·m2
Time elapsed (dt) s [second]

Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each displacement current calculation, the Displacement Current Calculator will automatically calculate the results and update the Physics formula elements with each element of the displacement current calculation. You can then email or print this displacement current calculation as required for later use.

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Discover Physics with free Physics Revision Notes and Physics Calculator: Displacement Current. This image shows the properties and displacement current formula for the Displacement Current. The Displacement Current Calculator will calculate the displacement current between the capacitor plates as a function of time. Restrictions: The capacitor has flat circular plates; there is either air or vacuum between the plates

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Displacement current as a function of time Formula and Calculation

id(t) = ε0 × A × dE(t)/dt

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